CN111655661B - 异丙醇纯化方法 - Google Patents

异丙醇纯化方法 Download PDF

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Publication number
CN111655661B
CN111655661B CN201980010309.XA CN201980010309A CN111655661B CN 111655661 B CN111655661 B CN 111655661B CN 201980010309 A CN201980010309 A CN 201980010309A CN 111655661 B CN111655661 B CN 111655661B
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China
Prior art keywords
propanol
water
column
isopropanol
purification column
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CN201980010309.XA
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Chinese (zh)
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CN111655661A (zh
Inventor
金性均
李成圭
朴谢恩
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LG Chem Ltd
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LG Chem Ltd
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
    • C07C29/82—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation by azeotropic distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
    • C07C31/02—Monohydroxylic acyclic alcohols
    • C07C31/10—Monohydroxylic acyclic alcohols containing three carbon atoms

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CN201980010309.XA 2018-11-30 2019-07-26 异丙醇纯化方法 Active CN111655661B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1020180152173A KR102552042B1 (ko) 2018-11-30 2018-11-30 이소프로필 알코올의 정제방법
KR10-2018-0152173 2018-11-30
PCT/KR2019/009326 WO2020111439A1 (ko) 2018-11-30 2019-07-26 이소프로필 알코올의 정제방법

Publications (2)

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CN111655661A CN111655661A (zh) 2020-09-11
CN111655661B true CN111655661B (zh) 2023-03-24

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CN201980010309.XA Active CN111655661B (zh) 2018-11-30 2019-07-26 异丙醇纯化方法

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US (1) US11427522B2 (ko)
EP (1) EP3722275B1 (ko)
KR (1) KR102552042B1 (ko)
CN (1) CN111655661B (ko)
WO (1) WO2020111439A1 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024039022A1 (ko) 2022-08-18 2024-02-22 주식회사 엘지화학 이소프로필 알코올의 제조 방법

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5868906A (en) * 1995-05-15 1999-02-09 Athens Corporation Dehydration and purification of isopropyl alcohol to an ultradry and ultrapure level
CN1431984A (zh) * 2000-06-02 2003-07-23 埃克森美孚化学专利公司 生产超高纯异丙醇的方法
CN105473537A (zh) * 2013-08-20 2016-04-06 Lg化学株式会社 用于纯化异丙醇的方法
CN105712839A (zh) * 2014-12-05 2016-06-29 中国石油天然气股份有限公司 一种同时适用于丙烯水合和丙酮加氢制备异丙醇的分离方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7235702B2 (en) 2001-01-16 2007-06-26 Governors Of The University Of Alberta Process for production of alcohols
KR100561738B1 (ko) 2003-04-01 2006-03-15 한국화학연구원 폐 이소프로필 알코올 재생 장치 및 방법
BR112015001653A2 (pt) 2012-09-06 2017-07-04 Lg Chemical Ltd método e aparelho para a preparação de álcool isopropílico
CN105555747B (zh) 2013-08-20 2017-12-19 Lg化学株式会社 用于纯化异丙醇的方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5868906A (en) * 1995-05-15 1999-02-09 Athens Corporation Dehydration and purification of isopropyl alcohol to an ultradry and ultrapure level
CN1431984A (zh) * 2000-06-02 2003-07-23 埃克森美孚化学专利公司 生产超高纯异丙醇的方法
CN105473537A (zh) * 2013-08-20 2016-04-06 Lg化学株式会社 用于纯化异丙醇的方法
CN105712839A (zh) * 2014-12-05 2016-06-29 中国石油天然气股份有限公司 一种同时适用于丙烯水合和丙酮加氢制备异丙醇的分离方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Design and Control of a Complete Azeotropic Distillation System Incorporating Stripping Columns for Isopropyl Alcohol Dehydration;Wen-Teng Chang等;《Ind. Eng.Chem. Res.》;20121231;第51卷;2997-3006 *

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Publication number Publication date
EP3722275B1 (en) 2022-12-14
US11427522B2 (en) 2022-08-30
EP3722275A4 (en) 2021-02-17
US20210061741A1 (en) 2021-03-04
KR20200065579A (ko) 2020-06-09
EP3722275A1 (en) 2020-10-14
CN111655661A (zh) 2020-09-11
KR102552042B1 (ko) 2023-07-05
WO2020111439A1 (ko) 2020-06-04

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